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authorSchanzenbach, Martin <mschanzenbach@posteo.de>2017-09-16 09:44:32 +0200
committerSchanzenbach, Martin <mschanzenbach@posteo.de>2017-09-16 09:44:32 +0200
commitd5ec12fdbc288f376ee2ee18aceb00e338191f28 (patch)
tree262ebcee5d4808184adfd60d28e4155597bb1b90 /src/identity
parent9e6994a55e64aaf7b45fdad7277c27bf30e3c0f3 (diff)
downloadgnunet-d5ec12fdbc288f376ee2ee18aceb00e338191f28.tar.gz
gnunet-d5ec12fdbc288f376ee2ee18aceb00e338191f28.zip
-move idp gns record handling to identity-provider
Diffstat (limited to 'src/identity')
-rw-r--r--src/identity/Makefile.am11
-rw-r--r--src/identity/plugin_gnsrecord_identity.c251
2 files changed, 1 insertions, 261 deletions
diff --git a/src/identity/Makefile.am b/src/identity/Makefile.am
index 94e8c5e94..b8e70fffb 100644
--- a/src/identity/Makefile.am
+++ b/src/identity/Makefile.am
@@ -42,8 +42,7 @@ libexec_PROGRAMS = \
42if HAVE_MHD 42if HAVE_MHD
43if HAVE_JSON 43if HAVE_JSON
44plugin_LTLIBRARIES = \ 44plugin_LTLIBRARIES = \
45 libgnunet_plugin_rest_identity.la \ 45 libgnunet_plugin_rest_identity.la
46 libgnunet_plugin_gnsrecord_identity.la
47endif 46endif
48endif 47endif
49 48
@@ -55,14 +54,6 @@ gnunet_service_identity_LDADD = \
55 $(top_builddir)/src/util/libgnunetutil.la \ 54 $(top_builddir)/src/util/libgnunetutil.la \
56 $(GN_LIBINTL) 55 $(GN_LIBINTL)
57 56
58libgnunet_plugin_gnsrecord_identity_la_SOURCES = \
59 plugin_gnsrecord_identity.c
60libgnunet_plugin_gnsrecord_identity_la_LIBADD = \
61 $(top_builddir)/src/util/libgnunetutil.la \
62 $(LTLIBINTL)
63libgnunet_plugin_gnsrecord_identity_la_LDFLAGS = \
64 $(GN_PLUGIN_LDFLAGS)
65
66 57
67libgnunet_plugin_rest_identity_la_SOURCES = \ 58libgnunet_plugin_rest_identity_la_SOURCES = \
68 plugin_rest_identity.c 59 plugin_rest_identity.c
diff --git a/src/identity/plugin_gnsrecord_identity.c b/src/identity/plugin_gnsrecord_identity.c
deleted file mode 100644
index c26c04074..000000000
--- a/src/identity/plugin_gnsrecord_identity.c
+++ /dev/null
@@ -1,251 +0,0 @@
1/*
2 This file is part of GNUnet
3 Copyright (C) 2013, 2014 GNUnet e.V.
4
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
9
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 Boston, MA 02110-1301, USA.
19*/
20
21/**
22 * @file identity/plugin_gnsrecord_identity.c
23 * @brief gnsrecord plugin to provide the API for identity records
24 * @author Christian Grothoff
25 */
26#include "platform.h"
27#include "gnunet_util_lib.h"
28#include "gnunet_gnsrecord_lib.h"
29#include "gnunet_gnsrecord_plugin.h"
30
31
32/**
33 * Convert the 'value' of a record to a string.
34 *
35 * @param cls closure, unused
36 * @param type type of the record
37 * @param data value in binary encoding
38 * @param data_size number of bytes in @a data
39 * @return NULL on error, otherwise human-readable representation of the value
40 */
41static char *
42value_to_string (void *cls,
43 uint32_t type,
44 const void *data,
45 size_t data_size)
46{
47 const struct GNUNET_CRYPTO_EcdhePrivateKey *ecdhe_privkey;
48 const struct GNUNET_CRYPTO_EcdsaPublicKey *audience_pubkey;
49 const char *scopes;
50 char *ecdhe_str;
51 char *aud_str;
52 char *result;
53
54 switch (type)
55 {
56 case GNUNET_GNSRECORD_TYPE_ID_ATTR:
57 case GNUNET_GNSRECORD_TYPE_ID_TOKEN:
58 return GNUNET_strndup (data, data_size);
59 case GNUNET_GNSRECORD_TYPE_ID_TOKEN_METADATA:
60 ecdhe_privkey = data;
61 audience_pubkey = data+sizeof (struct GNUNET_CRYPTO_EcdhePrivateKey);
62 scopes = (char*) audience_pubkey+(sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey));
63 ecdhe_str = GNUNET_STRINGS_data_to_string_alloc (ecdhe_privkey,
64 sizeof (struct GNUNET_CRYPTO_EcdhePrivateKey));
65 aud_str = GNUNET_STRINGS_data_to_string_alloc (audience_pubkey,
66 sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey));
67 GNUNET_asprintf (&result,
68 "%s;%s;%s",
69 ecdhe_str, aud_str, scopes);
70 GNUNET_free (aud_str);
71 GNUNET_free (ecdhe_str);
72 return result;
73
74 default:
75 return NULL;
76 }
77}
78
79
80/**
81 * Convert human-readable version of a 'value' of a record to the binary
82 * representation.
83 *
84 * @param cls closure, unused
85 * @param type type of the record
86 * @param s human-readable string
87 * @param data set to value in binary encoding (will be allocated)
88 * @param data_size set to number of bytes in @a data
89 * @return #GNUNET_OK on success
90 */
91static int
92string_to_value (void *cls,
93 uint32_t type,
94 const char *s,
95 void **data,
96 size_t *data_size)
97{
98 char* ecdhe_str;
99 char* aud_keystr;
100 char* write_ptr;
101 char* tmp_tok;
102 char* str;
103
104 if (NULL == s)
105 return GNUNET_SYSERR;
106 switch (type)
107 {
108 case GNUNET_GNSRECORD_TYPE_ID_ATTR:
109 case GNUNET_GNSRECORD_TYPE_ID_TOKEN:
110 *data = GNUNET_strdup (s);
111 *data_size = strlen (s);
112 return GNUNET_OK;
113 case GNUNET_GNSRECORD_TYPE_ID_TOKEN_METADATA:
114 tmp_tok = GNUNET_strdup (s);
115 ecdhe_str = strtok (tmp_tok, ";");
116 if (NULL == ecdhe_str)
117 {
118 GNUNET_free (tmp_tok);
119 return GNUNET_SYSERR;
120 }
121 aud_keystr = strtok (NULL, ";");
122 if (NULL == aud_keystr)
123 {
124 GNUNET_free (tmp_tok);
125 return GNUNET_SYSERR;
126 }
127 str = strtok (NULL, ";");
128 if (NULL == str)
129 {
130 GNUNET_free (tmp_tok);
131 return GNUNET_SYSERR;
132 }
133 *data_size = strlen (str) + 1
134 +sizeof (struct GNUNET_CRYPTO_EcdhePrivateKey)
135 +sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey);
136 *data = GNUNET_malloc (*data_size);
137
138 write_ptr = *data;
139 GNUNET_STRINGS_string_to_data (ecdhe_str,
140 strlen (ecdhe_str),
141 write_ptr,
142 sizeof (struct GNUNET_CRYPTO_EcdhePrivateKey));
143 write_ptr += sizeof (struct GNUNET_CRYPTO_EcdhePrivateKey);
144 GNUNET_STRINGS_string_to_data (aud_keystr,
145 strlen (aud_keystr),
146 write_ptr,
147 sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey));
148 write_ptr += sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey);
149 GNUNET_memcpy (write_ptr, str, strlen (str) + 1); //with 0-Terminator
150 GNUNET_free (tmp_tok);
151 return GNUNET_OK;
152
153 default:
154 return GNUNET_SYSERR;
155 }
156}
157
158
159/**
160 * Mapping of record type numbers to human-readable
161 * record type names.
162 */
163 static struct {
164 const char *name;
165 uint32_t number;
166 } name_map[] = {
167 { "ID_ATTR", GNUNET_GNSRECORD_TYPE_ID_ATTR },
168 { "ID_TOKEN", GNUNET_GNSRECORD_TYPE_ID_TOKEN },
169 { "ID_TOKEN_METADATA", GNUNET_GNSRECORD_TYPE_ID_TOKEN_METADATA },
170 { NULL, UINT32_MAX }
171 };
172
173
174/**
175 * Convert a type name (i.e. "AAAA") to the corresponding number.
176 *
177 * @param cls closure, unused
178 * @param dns_typename name to convert
179 * @return corresponding number, UINT32_MAX on error
180 */
181static uint32_t
182typename_to_number (void *cls,
183 const char *dns_typename)
184{
185 unsigned int i;
186
187 i=0;
188 while ( (NULL != name_map[i].name) &&
189 (0 != strcasecmp (dns_typename, name_map[i].name)) )
190 i++;
191 return name_map[i].number;
192}
193
194
195/**
196 * Convert a type number (i.e. 1) to the corresponding type string (i.e. "A")
197 *
198 * @param cls closure, unused
199 * @param type number of a type to convert
200 * @return corresponding typestring, NULL on error
201 */
202static const char *
203number_to_typename (void *cls,
204 uint32_t type)
205{
206 unsigned int i;
207
208 i=0;
209 while ( (NULL != name_map[i].name) &&
210 (type != name_map[i].number) )
211 i++;
212 return name_map[i].name;
213}
214
215
216/**
217 * Entry point for the plugin.
218 *
219 * @param cls NULL
220 * @return the exported block API
221 */
222void *
223libgnunet_plugin_gnsrecord_identity_init (void *cls)
224{
225 struct GNUNET_GNSRECORD_PluginFunctions *api;
226
227 api = GNUNET_new (struct GNUNET_GNSRECORD_PluginFunctions);
228 api->value_to_string = &value_to_string;
229 api->string_to_value = &string_to_value;
230 api->typename_to_number = &typename_to_number;
231 api->number_to_typename = &number_to_typename;
232 return api;
233}
234
235
236/**
237 * Exit point from the plugin.
238 *
239 * @param cls the return value from #libgnunet_plugin_block_test_init
240 * @return NULL
241 */
242void *
243libgnunet_plugin_gnsrecord_identity_done (void *cls)
244{
245 struct GNUNET_GNSRECORD_PluginFunctions *api = cls;
246
247 GNUNET_free (api);
248 return NULL;
249}
250
251/* end of plugin_gnsrecord_dns.c */